vscode-java-debug/testprojects/22.jdkversion/src/main/java/JdkVersion.java

13 lines
397 B
Java

import java.util.Arrays;
import java.util.List;
public class JdkVersion {
public static void main(String[] args) {
String jdkVersion = System.getProperty("java.version");
List<Integer> nums = Arrays.asList(1, 2, 3, 4);
float squareNums = nums.stream().map(n -> n * n).reduce((sum, n) -> sum + n).get().floatValue();
System.out.println(jdkVersion);
System.out.println(squareNums);
}
}